OT-2026-000030894
Publication integrity record
Four pad foam vacuum gripper, four outlet manifold, common isolation valve, pump fed, manifold pressure sensor, sustained blow-off before set-down
This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000030894) never changes.
Identity and time
| Publication number | OT-2026-000030894 · never reused |
|---|---|
| Internal UUID | 01a0ae74-3fb6-79d7-8a01-e676c0864b93 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:20:49.275361Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000030894 |
| Status | PUBLIC |
Content hashes
| Canonical text | 3c7244b30f425aa7527b3bd6607ec7b203c1884a05a8d8c2e9bc7d9b44e196a0 |
|---|---|
| Markdown | 1214669ddef1ace8a7f27e052e7b6fe500cd784b4ef8cc4c413f786066d8868a |
| Publication page | cc593f4b3ceb991a9e8c208b4544ea6ac172d01e06e5e6cd82426b9d4b206658 |
| Manifest | 74612df6e839fa4b7728f4ddb4f88cfb3148df1f11085c2589bb24a0bd3954a2 |
SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.
Manifest signature
| Algorithm | Ed25519 · key
OT-SIGN-2026-01 · Verified |
|---|---|
| Signature | p5JbxkR0d4DBW7o+DdSAV4sK26Bw7397t9gVs+tdZmno1ePEfuUPyPChtGpxnMn3zRYEB8DCkEHwhAC1EsKdCw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T11:36:52.709197Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030894observed cc593f4b3ceb991a9e8c208b4544ea6a...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T11:36:52.690706Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030894/manifest.jsonobserved 74612df6e839fa4b7728f4ddb4f88cfb...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:36:52.672506Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030894/publication.mdobserved 1214669ddef1ace8a7f27e052e7b6fe5...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T11:36:52.651903Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000030894/publication.txtobserved 3c7244b30f425aa7527b3bd6607ec7b2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.
Independent archive
| External archive | Pending Canonical URLs are submitted to an independent archive in batches. |
|---|
A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.
Third-party custody
| Custody package | Pending Custody packages are produced weekly. |
|---|